robinyqiu commented on a change in pull request #10967: [BEAM-9300] convert
struct literal in ZetaSQL
URL: https://github.com/apache/beam/pull/10967#discussion_r384855068
##########
File path:
sdks/java/extensions/sql/zetasql/src/test/java/org/apache/beam/sdk/extensions/sql/zetasql/ZetaSQLDialectSpecTest.java
##########
@@ -3249,6 +3248,68 @@ public void testNamedParameterQuery() {
pipeline.run().waitUntilFinish(Duration.standardMinutes(PIPELINE_EXECUTION_WAITTIME_MINUTES));
}
+ @Test
+ public void testParameterStruct() {
+ String sql = "SELECT @p as ColA";
+ ImmutableMap<String, Value> params =
+ ImmutableMap.of(
+ "p",
+ Value.createStructValue(
+ TypeFactory.createStructType(
+ ImmutableList.of(
+ new StructType.StructField(
+ "s",
TypeFactory.createSimpleType(TypeKind.TYPE_STRING)),
+ new StructType.StructField(
+ "i",
TypeFactory.createSimpleType(TypeKind.TYPE_INT64)))),
+ ImmutableList.of(Value.createStringValue("foo"),
Value.createInt64Value(1L))));
+
+ ZetaSQLQueryPlanner zetaSQLQueryPlanner = new ZetaSQLQueryPlanner(config);
+ BeamRelNode beamRelNode = zetaSQLQueryPlanner.convertToBeamRel(sql,
params);
+ PCollection<Row> stream = BeamSqlRelUtils.toPCollection(pipeline,
beamRelNode);
+
+ final Schema innerSchema =
+ Schema.of(Field.of("s", FieldType.STRING), Field.of("i",
FieldType.INT64));
+ final Schema schema =
+ Schema.builder().addNullableField("field1",
FieldType.row(innerSchema)).build();
Review comment:
Why does the outerSchema need to be nullable here?
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